Connection Network Codes

Demand Connection Code

High Voltage Direct Current Connections

Requirements for Generators

Implementation Guidance Documents

Below you will find the latest published implementation guidance documents for the connection network codes.

Automatic connection/reconnection and admissible active power ramp in ** (New) **

Compliance monitoring

Cost-benefit analysis ** (Updated) **

Demand Response – System Frequency Control ** (New) **

Embedded HVDC systems – frequency schemes in case of system split **(NEW)**

Fault current contribution from PPMs & HVDC converters

Frequency Ranges ** (New) **

Frequency Sensitive Mode ** (New) **

HVDC systems default parameters **(NEW)**

High Penetration of Power Electronic Interfaced Power Sources (HPoPEIPS)

Instrumentation, simulation models and protection

Interactions between HVDC systems and other connections **(NEW)**

Limited Frequency Sensitive Mode ** (New) **

Making non-mandatory requirements at European level mandatory in a country

Maximum Admissible active power reduction at low frequencies ** (New) **

Need for synthetic inertia for frequency regulation ** (Updated) **

Parameters of non-exhaustive requirements

Parameters related to frequency stability

Post fault active power recovery

Rate-of-change-of-frequency withstand capability (RoCoF) ** (Updated) **

Reactive power control modes

Reactive power management at transmission/distribution interface

Reactive power requirement for PPMs & HVDC converters at low / zero active power

Real time data and communication

Selection of national parameters for RfG type classification

Special issues for Type A generators

Voltage related parameters for non-exhaustive requirements

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